1430085857864 has 16 divisors (see below), whose sum is σ = 2743769379120. Its totient is φ = 698414023440.

The previous prime is 1430085857861. The next prime is 1430085857869. The reversal of 1430085857864 is 4687585800341.

It is a super-2 number, since 2×1430085857864² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1430085857861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2078612822 + ... + 2078613509.

It is an arithmetic number, because the mean of its divisors is an integer number (171485586195).

Almost surely, 2^{1430085857864} is an apocalyptic number.

It is an amenable number.

1430085857864 is a deficient number, since it is larger than the sum of its proper divisors (1313683521256).

1430085857864 is a wasteful number, since it uses less digits than its factorization.

1430085857864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4157226380 (or 4157226376 counting only the distinct ones).

The product of its (nonzero) digits is 25804800, while the sum is 59.

The spelling of 1430085857864 in words is "one trillion, four hundred thirty billion, eighty-five million, eight hundred fifty-seven thousand, eight hundred sixty-four".